In a glass or stainless-steel container, combine the sole, lemon juice, and 1/2 teaspoon of the salt.,Let marinate at least 10 minutes.,In a blender, puree the garlic and ginger with the coconut milk, coriander, cumin, brown sugar, black pepper, turmeric, and cayenne.,In a large saucepan, heat the oil over moderate heat.,______,Add the tomato and cook, stirring occasionally, until soft, about 5 minutes.,Add the coconut mixture, the jalapenos, the water, and the remaining 3/4 teaspoon salt and bring slowly almost to a simmer, stirring frequently.,Add the fish and 1 tablespoon of the marinade.,Bring to a simmer and continue simmering until the fish is just done, 1 to 2 minutes.